125552918164 has 12 divisors (see below), whose sum is σ = 220059318304. Its totient is φ = 62678827224.

The previous prime is 125552918149. The next prime is 125552918191. The reversal of 125552918164 is 461819255521.

It is a super-2 number, since 2×125552918164² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24405072 + ... + 24410215.

Almost surely, 2^125552918164 is an apocalyptic number.

It is an amenable number.

125552918164 is a deficient number, since it is larger than the sum of its proper divisors (94506400140).

125552918164 is a wasteful number, since it uses less digits than its factorization.

125552918164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48815934 (or 48815932 counting only the distinct ones).

The product of its digits is 864000, while the sum is 49.

The spelling of 125552918164 in words is "one hundred twenty-five billion, five hundred fifty-two million, nine hundred eighteen thousand, one hundred sixty-four".